/*
 * Copyright 2011 group coding kata nantes
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package fr.coding.kata.nantes.countwords.christophe;

import fr.coding.kata.nantes.countwords.commons.KataCountWordsInterface;
import org.apache.commons.lang.StringUtils;

public class KataCountWords implements KataCountWordsInterface {

    protected String text;
    protected String word;

    @Override
    public KataCountWordsInterface withText(String anText) {
        text = anText.toLowerCase();
        return this;
    }

    @Override
    public KataCountWordsInterface withWord(String anWord) {
        word = anWord.toLowerCase();
        return this;
    }

    @Override
    public Integer call() throws Exception {

//        int count = -1;
//        int index = -1;
//        int wordSize = word.length();
//        do {
//            index = text.indexOf(word, index + wordSize);
//            count++;
//        } while (index != -1);
//        return count;
        return StringUtils.countMatches(text, word);
    }
}
